20 (日)	19:24	04:20	-	-
	123cm	59cm	-	-
長潮 出 05:24 入 17:39 出 14:04 入 23:29

日立（茨城）2026年09月20日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
9/20 00:00	88.6	↓-2.0	最大潮位差
9/20 00:10	86.6	↓-2.0	最大潮位差
9/20 00:20	84.6	↓-2.0	最大潮位差
9/20 00:30	82.7	↓-1.9
9/20 00:40	80.8	↓-1.9
9/20 00:50	79.0	↓-1.8
9/20 01:00	77.3	↓-1.7
9/20 01:10	75.6	↓-1.7
9/20 01:20	73.9	↓-1.7
9/20 01:30	72.4	↓-1.5
9/20 01:40	70.9	↓-1.5
9/20 01:50	69.4	↓-1.5
9/20 02:00	68.1	↓-1.3
9/20 02:10	66.8	↓-1.3
9/20 02:20	65.6	↓-1.2
9/20 02:30	64.4	↓-1.2
9/20 02:40	63.4	↓-1.0
9/20 02:50	62.4	↓-1.0
9/20 03:00	61.6	↓-0.8
9/20 03:10	60.8	↓-0.8
9/20 03:20	60.2	↓-0.6
9/20 03:30	59.6	↓-0.6
9/20 03:40	59.1	↓-0.5
9/20 03:50	58.8	↓-0.3
9/20 04:00	58.5	↓-0.3
9/20 04:10	58.4	↓-0.1	干潮
9/20 04:20	58.3	↓-0.1	干潮
9/20 04:30	58.4	↑0.1
9/20 04:40	58.6	↑0.2
9/20 04:50	58.8	↑0.2
9/20 05:00	59.2	↑0.4
9/20 05:10	59.6	↑0.4
9/20 05:20	60.1	↑0.5
9/20 05:30	60.7	↑0.6
9/20 05:40	61.4	↑0.7
9/20 05:50	62.1	↑0.7
9/20 06:00	63.0	↑0.9
9/20 06:10	63.9	↑0.9
9/20 06:20	64.8	↑0.9
9/20 06:30	65.8	↑1.0
9/20 06:40	66.9	↑1.1
9/20 06:50	68.0	↑1.1
9/20 07:00	69.2	↑1.2
9/20 07:10	70.4	↑1.2
9/20 07:20	71.7	↑1.3
9/20 07:30	73.0	↑1.3
9/20 07:40	74.4	↑1.4
9/20 07:50	75.8	↑1.4
9/20 08:00	77.2	↑1.4
9/20 08:10	78.7	↑1.5
9/20 08:20	80.2	↑1.5
9/20 08:30	81.7	↑1.5
9/20 08:40	83.2	↑1.5
9/20 08:50	84.7	↑1.5
9/20 09:00	86.3	↑1.6
9/20 09:10	87.8	↑1.5
9/20 09:20	89.3	↑1.5
9/20 09:30	90.9	↑1.6
9/20 09:40	92.4	↑1.5
9/20 09:50	93.8	↑1.4
9/20 10:00	95.3	↑1.5
9/20 10:10	96.7	↑1.4
9/20 10:20	98.1	↑1.4
9/20 10:30	99.4	↑1.3
9/20 10:40	100.7	↑1.3
9/20 10:50	102.0	↑1.3
9/20 11:00	103.2	↑1.2
9/20 11:10	104.4	↑1.2
9/20 11:20	105.6	↑1.2
9/20 11:30	106.7	↑1.1
9/20 11:40	107.7	↑1.0
9/20 11:50	108.7	↑1.0
9/20 12:00	109.7	↑1.0
9/20 12:10	110.6	↑0.9
9/20 12:20	111.5	↑0.9
9/20 12:30	112.3	↑0.8
9/20 12:40	113.1	↑0.8
9/20 12:50	113.8	↑0.7
9/20 13:00	114.4	↑0.6
9/20 13:10	115.0	↑0.6
9/20 13:20	115.6	↑0.6
9/20 13:30	116.1	↑0.5
9/20 13:40	116.5	↑0.4
9/20 13:50	116.9	↑0.4
9/20 14:00	117.2	↑0.3
9/20 14:10	117.5	↑0.3
9/20 14:20	117.8	↑0.3
9/20 14:30	118.0	↑0.2
9/20 14:40	118.2	↑0.2
9/20 14:50	118.4	↑0.2
9/20 15:00	118.5	↑0.1
9/20 15:10	118.6	↑0.1
9/20 15:20	118.7	↑0.1
9/20 15:30	118.8	↑0.1
9/20 15:40	118.9	↑0.1
9/20 15:50	119.0	↑0.1
9/20 16:00	119.2	↑0.2
9/20 16:10	119.3	↑0.1
9/20 16:20	119.4	↑0.1
9/20 16:30	119.6	↑0.2
9/20 16:40	119.8	↑0.2
9/20 16:50	120.0	↑0.2
9/20 17:00	120.2	↑0.2
9/20 17:10	120.4	↑0.2
9/20 17:20	120.6	↑0.2
9/20 17:30	120.8	↑0.2
9/20 17:40	121.0	↑0.2
9/20 17:50	121.2	↑0.2
9/20 18:00	121.4	↑0.2
9/20 18:10	121.6	↑0.2
9/20 18:20	121.8	↑0.2
9/20 18:30	121.9	↑0.1
9/20 18:40	122.1	↑0.2
9/20 18:50	122.2	↑0.1
9/20 19:00	122.3	↑0.1
9/20 19:10	122.3	0
9/20 19:20	122.4	↑0.1	満潮
9/20 19:30	122.4	0
9/20 19:40	122.3	↓-0.1
9/20 19:50	122.2	↓-0.1
9/20 20:00	122.1	↓-0.1
9/20 20:10	122.0	↓-0.1
9/20 20:20	121.8	↓-0.2
9/20 20:30	121.5	↓-0.3
9/20 20:40	121.2	↓-0.3
9/20 20:50	120.9	↓-0.3
9/20 21:00	120.5	↓-0.4
9/20 21:10	120.0	↓-0.5
9/20 21:20	119.5	↓-0.5
9/20 21:30	118.9	↓-0.6
9/20 21:40	118.2	↓-0.7
9/20 21:50	117.5	↓-0.7
9/20 22:00	116.7	↓-0.8
9/20 22:10	115.9	↓-0.8
9/20 22:20	115.0	↓-0.9
9/20 22:30	114.0	↓-1.0
9/20 22:40	112.9	↓-1.1
9/20 22:50	111.8	↓-1.1
9/20 23:00	110.7	↓-1.1
9/20 23:10	109.5	↓-1.2
9/20 23:20	108.2	↓-1.3
9/20 23:30	106.9	↓-1.3
9/20 23:40	105.6	↓-1.3
9/20 23:50	104.2	↓-1.4